Effective claims and complaint process We use a web-based complaints handling procedure for our OEM customers aimed to simplify the process to make a claim. In our web-based tool for claims and complainrs you both create and follow the status of your case(s). The system helps us improve the quality of our complaints handling. Contact us Should you need to, you can contact us via e-mail, your mail client starts when you click on one of these links: For help with creing your login/account or other questions about the claims system: E-mail Customer Service. Complaints handling - Door products. Complaints handling - Window/Glazed door products .